US3196404A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printer buffer load and read control means
Assignee: International Business Machines Corp
•
Filing: 1961-06-26
•
Granted: 1965-07-20
•
Expires: 1981-06-26
Abstract
No abstract record available.
Inventors
- 👤 Furlong Robert Joseph
- 👤 Calvert James Douglas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:03
CPC Classifications
G; G06; G06K; G06K15/00; G06K15/02; G06K15/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
BUFFER ADDRESSING MEANS TO CONTROL BUFFER LOADING AND READING OPERATIONS IN DIFFERENT PREDETERMINED MANNERS, WITH ONE OF SAID OPERATIONS BEING IN A GIVEN-ORDER SEQUENCE, AND THE OTHER OPERATION INVOLVING SEQUENTIALLY SKIPPING N NUMBER OF BUFFER POSITIONS IN RELATION TO SAID GIVEN-ORDER SEQUENCE, SAID BUFFER ADDRESSING MEANS COMPRISING, A PLURALITY OF CLOSED RINGS EFFEXTIVELY CONNECTED IN CASCADED ORDER TO A CLOCK SOURCE, AT LEAST ONE OF SAID RINGS HAVING A NUMBER OF STAGES EQUAL TO SAID SKIPPING NUMBER N, SAID RINGS BEING CONNECTED IN ONE ORDER FOR CONTROLLING LOADING OF SAID BUFFER, AND GATE MEANS FOR CHANGING THE CASCADED ORDER OF SAID RINGS FOR READING SAID BUFFER.
Claim 2
Dependent Claim
106 words
BUFFER ADDRESSING MEANS TO CONTROL BUFFER LOADING AND READING OPERATIONS IN DIFFERENT PREDETERMINED MANNERS, WITH ONE OF SAID OPERATIONS BEING IN A GIVEN-ORDER SEQUENCE, AND THE OTHER OPERATION INVOLVING SEQUENTIALLY SKIPPING N NUMBER OF BUFFER POSITIONS IN RELATION TO SAID GIVEN-ORDER SEQUENCE, SAID BUFFER ADDRESSING MEANS COMPRISING, A PLURALITY OF CLOSED RINGS EFFEXTIVELY CONNECTED IN CASCADED ORDER TO A CLOCK SOURCE, AT LEAST ONE OF SAID RINGS HAVING A NUMBER OF STAGES EQUAL TO SAID SKIPPING NUMBER N, SAID RINGS BEING CONNECTED IN ONE ORDER FOR CONTROLLING LOADING OF SAID BUFFER, AND GATE MEANS FOR CHANGING THE CASCADED ORDER OF SAID RINGS FOR READING SAID BUFFER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |